10 ideas
| 15547 | Negative existentials have 'totality facts' as truthmakers [Armstrong, by Lewis] |
| 11211 | If a sound conclusion comes from two errors that cancel out, the path of the argument must matter [Rumfitt] |
| 11210 | Standardly 'and' and 'but' are held to have the same sense by having the same truth table [Rumfitt] |
| 11212 | The sense of a connective comes from primitively obvious rules of inference [Rumfitt] |
| 14592 | Some abstract things have a beginning and end, so may exist in time (though not space) [Swoyer] |
| 14594 | Ontologists seek existence and identity conditions, and modal and epistemic status for a thing [Swoyer] |
| 14595 | Can properties exemplify other properties? [Swoyer] |
| 14593 | Quantum field theory suggests that there are, fundamentally, no individual things [Swoyer] |
| 15542 | All possibilities are recombinations of properties in the actual world [Armstrong, by Lewis] |
| 11214 | We learn 'not' along with affirmation, by learning to either affirm or deny a sentence [Rumfitt] |